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| DEPOSITA © by Springer-Verlag 1977 Les associations paragenetiques dans la metallogenie varisque du massif...Universit~ de Bretagne Occidentale, Brest Cedex, France Cette note est un essai de classification des...varisques du Massif Armoricain (France). Apr~s une presentation de la structure d' ensemble de cette r&gion...lin~amentaires, souvent granitis~s, dans la localisation et la nature des gisernents (3~rne pattie). An...variscan paragenetic units of the Arrnorican Massif (France). After a presentation of the general structure |
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| Emberger and the following national chapters: France and Luxembourg by J. Bouladon Spain by F. Vazquez... Zr, Mn, Al, Mg, REEs Non-metallic commodiries Pyrite, sulphur, phosphates, borates, potash, salt, diamond...Romania and Yugoslavia; and Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an...of large sedimentary basins Conclusions 30 31 France and Luxembourg by J. Bouladon Introduction 37... Gold . Lead and zinc Cartagena district Linares-La Carolina-Santa Elena district. Cantabria district |
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| Geology in France and Related Areas (1994) J. D. Keppie (Ed.) Pre-Mesozoic Geology in France and Related...Cataloging-in-Publication Data. Pre-Mesozoic geology in France and related areas / J. D. Keppie (ed.). p.cm.Developed...2. Geology, Stratigraphic-Paleozoic. 3. Geology-France.!. Keppie, J. Duncan. II. IGCP Project 233-Terranes...comprehensive account of the PreMesozoic Geology of France (Armorican and Central Massifs) and related areas...the international copference held in Montpellier, France, in August, 1988, where a vast amount of new information |
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| I][/[J@[f>(R](J , ;-tu.atitesGe111111iieres du sud d • Les premieres journees des amateurs de geologie, mineralogie...18, rue de Vaganay F-69850 - St-MARTIN-en-HAUT FRANCE (A l'ouestde Lyon) Telephone: (33) 04 78 19 11...E-mail: FRAN<;OIS.LIETARD@wanadoo.fr Present sur les plus grandes bourses mineralogiques fran<;aiseseta...REVUE BIMESTRIELLE PAR ABONNEMENTANNUEL Editee par les Editions du Piat S.A.R.Lau capital de 50.000 F Siret:...MINERALOGIB ET PALEONTOLOGIB par Daniel GOL ø LES PEGMATITES GEMMIFERES A ELEMENTS RARES ø DU SUD |
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| MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for...(2006: 240). J r ILMENITE QUEBEC Girardville, Lac Saint-Jean area. Just northwest of the town of Girardville...Girardville, itself 40 km northwest of Lac Saint-Jean in south-central Quebec, very large and sharp ilmenite...(Philippe Beiley, personal communication, 2010). Mont Saint-Hilaire. Ilmenite is relatiYelycommon in miarolitic...miarolitic cavities in the nepheline syenite of Saint-Hilaire, but specimen-grade crystals are seldom larger |
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| azurite-coated tetrahedrite from the La Gardette mine, Bourg d’Oisans, Isère, France. First worked around 1720 for...again briefly in the late 18th century for gold, the La Gardette mine has been sealed shut since 2005. Nevertheless...tetrahedrite, 5 cm, from the La Gardette mine, Bourg d’Oisans, Isère, France. Weinrich Minerals specimen...(maybe there are two mines names after the good Saint Robert?). Acquired, Tom Loomis writes, from the...good thing you’ll find is a good stock of topnotch pyrite/hematite specimens from fairly recent work in the |
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| basaltic volcanism in the northern Massif Armoricain, France G. J. Lees, R. A. Roach, M. M. Shufltebotham &...part of Normandy (Lower Normandy), in northwest France (Fig. 1). The precise age of the Brioverian sequence...G E R PENTEVRIAN GRANODIORITES 4 3 ] FORT DE LA LATTE ORTHOGNEISS 2.13o, AEOLIAN DEPOSITS [ ~ 12...Volcanic Formation (Units 8 and 9) and the Baie de la Fresnaye-P16dran Volcanic belt (Unit 7). Cesson...patterns with consistent light R E E enrichment (La/Yb between 2.4 and 5.9). No significant Eu anomaly |
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| où l'on donne de nouvelles idées , fur la formation & la décompoftion des Mines avec un court expofé...Mineralogifles les plus connus fur la nature de chaque efpèce, le Minéralifateur qui s’y rencontre y & la quantité...Chez<( Pr^s ^°nt Saint-Michel. y Knapen , Libraire-Imprimeur , au bas de îa Place du Pont Saint Michel. Didot...préfente ici la defcription, eft moins confidérable par le nombre que par le choix des morceaux qui la compofent...rafternbler ceux qui ont paru les plus propres à répandre du jour fur la formation des mines en générai |
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| l1ors .série IJ r - "1998" l..a Radioaetivité et les Minéraux ·uranifères français . L'li\l)l STRŒ l\J�ŒRE...'>l EN FRA1'\TCE l\Ù.:,�ROPOUTAIN"E 1 ymbolc de la rad1oac11v11é Cns1:1I de 1orbcm1Ic et macle de bdl1é1i1c...lc_rcg11c_mincral@111::11l.do1com.fr Fo11date11r et Directeur de la p11blica1io11 Lou1S-Dom1nique 13A YLE Rédacteur scie111ifiq11e...scie111ifiq11e J.,cques GAL VIER 0111 participe a la réo/i ntio,1 de ce 1111111éro Texte et relecture...1301 ON JcJn-Manc BOi 0 COGEMA (Groupe de\ iencc� de la Terre) Georges FAVREAU - P1en-c-Chris11a11 GUIOLLARD |
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| Cadomian Orogeny Revisited in Northern Brittany (France).................00204. E. Egal, C. Guerrot, E...an Active Plate Margin: North Armorican Massif, France..... R. A. Strachan, R. S. D’Lemos, and R. D. Dallmeyer...with southern Britain and the Armorican Massif of France to the east. In each of these regions, typically...documenting peri-Gondwanan terranes from Florida to France and, Vil Preface Vill finally, by several...The time-equivalent Cadomian rocks of northern France and the Channel Islands, although broadly similar |
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| Cadomian terranes in the North Armorican Massif, France. Precambrian of the Bohemian Massif, Central Europe...Cadomian terranes in the North Armorican Massif, France 57 60 60 60 60 61 61 62 62 63 65 R. A. STRACHAN...correlations 5.7.1 Guernsey, Sark, Alderney and Cap de la Hague 5.8 5.7.2 Jersey 5.7.3. Lower Normandy...mylonite zones 11.3.9 ‘Eocambrian’ succession 11.3.10 Saint John Group 11.4 Regional correlations References...eastern Canada and Newfoundland, Spain, northwest France, Czechoslovakia and southern Britain (Figure 1 |
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| deposits of the west coast [a b stra c t]; by Bruce L. C la r k ............................. 90 Probability................................ 94 Publication ru les...................................... .............Ouro Preto, 1883, no. 2, pages .111-131. 2. Note sur la scorodite des environs d’Ouro Preto. Bui. Soc. Minéral...des environs d’Ouro Preto. Bui. Soc. Minéral, de France, VII, 220-222. P aris, 1884. 4. Noticia sobre a...present discussion was a continuation of the one held la st year, before th e meeting of the Society a t Boston |
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| t';"- ::;A. present the 1988 GEM, MINERAL and LA PIDARY SHOW 4H Building - Lethbridge Exhibition...13 14 17 18 19 22 LA COLLECTION DE MINERAUX WILLIAM PINCH Le Prospectus de la collection de mineraux...THE WILLIAM PINCH COLLECTION Groupes de Mineraux de la collection William Pinch QUARTZ Mel inda Fraser...Disc and Dot Lap makes grinding of hard stones and la rge surfaces faster and ea ier. July 27-31, 1988...-feldspar. ludwigite. collecting marcasite. nepheline, pyrite, requir e s quartz, rutile, sodalite , tourp atience |
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| k Just be fore complete darkness and checked into La Quint a noting th at o ur meeting place for the next...groups of green aegiri ne wh ich is one of the c la sic occurrence from here. The kupletskite was better...to each side. U nfonu na tely the pocket was in a la rge bo ulder. My a tte mpt lO collect it fragme nted...studded some of the calci te in many cav ities. Pyrite was not as common. bu t larger than the marcasi...dolomite had a dusting of I to 3 mm marcasite, pyrite, and chalcopyrite crystals with marcasite by far |
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| western Somerset. MARY M. SHUFFLEBOTHAM: The Fort de la Latte Complex: late Pentevrian plutonism in Penthievre...ECORS 1986. Deep seismic profiling between England, France and Ireland. Journal of the Geological Society...data acquired by the ECORS and DEKORP groups in France and Germany, respectively. The onshore British...reflection data from the Variscan Front zone of northern France and Belgium (including the 'Midi' overthrust) have...precisely to the Pentevrian basement of north west France to the south, or to the Lewisian basement of north |
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| western Somerset. MARY M. SHUFFLEBOTHAM: The Fort de la Latte Complex: late Pentevrian plutonism in Penthievre...ECORS 1986. Deep seismic profiling between England, France and Ireland. Journal of the Geological Society...data acquired by the ECORS and DEKORP groups in France and Germany, respectively. The onshore British...reflection data from the Variscan Front zone of northern France and Belgium (including the 'Midi' overthrust) have...precisely to the Pentevrian basement of north west France to the south, or to the Lewisian basement of north |
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| detrital quart z. Some beds cont ain nodules of pyrite with a rad ial internal structure; the elongate...ris -, : ::: " Quartz sand ' .' Marly Chalk Pyrite nodules Marl Phospha tic clasts o Fig. 2. Compos... sugges ts a level still within the dixoni Zone (La ke et al. , 1987, p. 50) . Th e fauna of bed H23...Ston e . Some bed s co ntain elo ngate nodules of pyrite which , when broken , show a radi al structure...s, most not abl y at the base of bed D3. Th is latte r level may mark a sedime nta ry break , possibly |
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| supergroup and Palaeozoic red beds around the Baie de Saint Brieuc, Brittany, in the light of illite crystallinity...part of the same structure. Figure 6. Massive pyrite which has replaced a group of goniatites and later...cutting on the A. 38 (Location A, inset, Fig. 3). The pyrite in the illustration is unornamented and the fibrous...grains. Some opaque grains, usually framboidal pyrite spherules 10-80 microns across, or clusters of...fabrics respectively. Adjacent to a few framboidal pyrite grains the earlier set of fibres is displaced and |
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| weathered FeS, (either the mineral marcasite or pyrite). On and off for the past two years. l have been...these localities. FeS 2 in the form ofmarcasite and pyrite is abunda nt. FeS 2 occurs as aggregations of crystals...c rysta ls a rc a s plcnde nt go lden ye ll ow. A la s. thi s is not the case. The crysta ls filling the...the 7000 year old mine that was the source of the la pis lazuli that the Egyptians used for their mo t...i-;ta nt a nd heatres ista nt propert ies, as used in la nterns a nd s tove windows. A very co mmo n myth |
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| . . . . . . . .. . . . .. . ..... Notre-Dame-de-la-Salette area ....... . Notre-Dame-du-Laus area ..... ... . . .... Phlogopite crystal, Notre-Dame-de-la-Salette III. area . ... . .. . .... . . . . . . ...calcite. - viii - 74° 00' 46°45' 75°00' Mi les 0 10 20 '-.SECTION 2 \ ps~:~~~-i~~-. I ······...Canada and part of northern United States. The St. La wrence Lowlands is a flat region of unfold e d Paleozoic...Feldspar quarries in Buckingham , Notre-Dame-d e -la-Sale tte ar e as . Highway 11 r oad-cuts, Lac-des |
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| ....................... Crusted surface of the P la tte v ille ...................................................................................... Pyrite deposition.......................................more, is a black stain caused by finely divided pyrite w ith a trace of m anganese. A t the top th is...the overlying Decorah separates readily from th e P la tte v ille ; b u t where it was apparently broken...developed the crusted surface and the accompanying pyrite stain to any thin g like the perfection which |
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| a te ri a ls mined and worked for nonmetals, as pyrite is an ore of sulphur. . . . A minera l of sufficient...monzonite porphyry, with a sc;i m of qu artz and pyrite in the shale below the gold ore, a nd ox idized...features on the development of ore shoots along veins, La Plata district, C olorado. After E. B. Eckel, U.S...textures, and in outcrops texture m ay c ha nge fro m re la t ive ly fine to relatively coarse in short dista...number of intermediate zones. The zoning is not o nl y la teral but also vertical, so that not all zones may |
 | Plumlee, Geoffrey S., Streufert, Randall K., Smith, Kathleen S., Smith, Steven M., Wallace, Alan R., Toth, Margo I., Nash, J. Thomas, Robinson, Rob A., Ficklin, Walter H., Lee, Gregory K. (1995) Map showing potential metal-mine drainage hazards in Colorado, based on mineral-deposit geology. Open-File Report Vol. 1995 (95-26) US Geological Survey doi:10.3133/ofr9526 | Report (issue) |
| a La Veta Rive r iver Pu rga toi k ree ver El Plomo / San Luis re Riv er Trinidad La San...iver co M an Ala Pagosa Springs Los Pinos R La Animas Riv Pl er at aR ive r Durango sR...Grayback rand Cave Basin East Mancos Rio G Te La Plata La Plata Uv Blanca Monte Vista Te 38° Crystal... Us Us Us Tincup Quartz Crk. omp r Rive Us La Sal Creek Us Cripple Creek Tincup Unc ores ...metal-rich waters Quartz alunite epithermal deposits--(Pyrite-enargitecovellite-chalcopyrite veins, disseminations |
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| Pushcharovsky Victor T. Trofimov Lydie Touret (France) John S. White (USA) 0 0 0 0 First Cover photo:...veins is up to 1.5 m and length is 15-20 m. Galena, pyrite, and chalcopyrite are the major sulfide minerals...I ratio) and by its typical optical properties. Pyrite is ubiquitous; it forms cubic crystals up to a...3-4 cm across. Pyrite is coated by brownish thin films of iron hydroxides. Some pyrite crystals are completely...Abundance II Sulfides Galena PbS Covellite CuS Pyrite FeS2 ++++ Sphalerite ZnS +++ Chalcopyrite |
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| is characterised by invisible gold in arsenian pyrite that has replaced biotite in selected host rocks...biotite granite. Fine-grained (<0.1 mm) arsenian pyrite replaced biotite along mineral cleavage planes...and post-metamorphic structural fabrics. Arsenian pyrite also formed overgrowths on earlier coarse-grained...coarse-grained (up to 2 mm) barren hydrothermal pyrite. Arsenian pyrite is concentrically zoned on the 1– 10-μm...only weakly mineralised with auriferous arsenian pyrite and have Editorial handling: T. Bissig and G. |
